CN205398933U - High position detecting device of needle and thorn embroidery machine - Google Patents
High position detecting device of needle and thorn embroidery machine Download PDFInfo
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- CN205398933U CN205398933U CN201620139808.2U CN201620139808U CN205398933U CN 205398933 U CN205398933 U CN 205398933U CN 201620139808 U CN201620139808 U CN 201620139808U CN 205398933 U CN205398933 U CN 205398933U
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- magnet
- high position
- detecting device
- circuit board
- pin high
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Abstract
The utility model provides a high position detecting device of needle and thorn embroidery machine, include casing, pivot, magnet and circuit board through the high position detecting device of needle, the first end and the coaxial butt joint of the camshaft of the high control cam of needle of pivot, magnet are arranged in the recess that the terminal surface set up of the second end of pivot, the circuit board is static relatively with the shell of aircraft nose, and the sensing chip of circuit board is relative with the position of magnet, the magnetic field direction of sensing chip response magnet to produce the indicator signal that corresponds with magnetic field direction, binding post will instruct signal transmission to computer control board to make the computer control buttress confirm the needle height according to the indicator signal, sensing chip and the equal contactless of magnet make in whole needle height testing process, thereby avoided reacing certain machinery when the contact and rubbed behind the number of times, can contact failure appear and lead to the problem that the resistance value is unusual, can not correctly detect the needle height.
Description
Technical field
This utility model relates to textile machine technology, particularly relates to a kind of pin high position detecting device and embroidery machine.
Background technology
Embroidery machine is also called computerized emboridering machine, is contemporary state-of-the-art embroidery machinery, and embroidery machine makes traditional craft embroidery obtain at high speed, high efficiency realization.
At present, the pin high position detection of embroidery machine embroidery pin is to adopt potentiometer to realize.Concrete, pin height controls the cam driven of cam and embroiders shank motion, high for regulating the pin embroidering pin；Pin height controls to be co-axially mounted on the camshaft of cam a potentiometer, and the rotating shaft of potentiometer is fixing with the camshaft of pin height control cam to be connected.According to no type, pin height can have different gears, has 11 gears for pin height here, namely has 0,1,2,3,4,5,6,7,8,9, ten grades of pin high workload positions and one grade of pin height depart from position, and the resistance that each gear is corresponding on potentiometer is different.When pin height controls the cam axle of cam, the rotating shaft of potentiometer also can rotate same angle, utilizes the change of potentiometer resistance to detect current pin high position.
In prior art, owing to potentiometer internal structure is to contact rotation by mechanical contact to change its resistance value；Therefore after contact arrives certain mechanical friction number of times, it may appear that loose contact and the problem that causes that resistance value is abnormal, can not correctly detect pin high position.
Utility model content
This utility model provides a kind of pin high position detecting device and embroidery machine, in order to solve in prior art owing to potentiometer internal structure is to contact rotation by mechanical contact to change its resistance value；Therefore after contact arrives certain mechanical friction number of times, it may appear that loose contact and the problem that causes that resistance value is abnormal, can not correctly detect pin high position.
This utility model provides a kind of pin high position detecting device, including: housing, rotating shaft, Magnet and circuit board；
Described housing is provided with the shell geo-stationary of through hole, described housing and head；
The camshaft that first end of described rotating shaft controls cam with pin height is coaxial docking；Second end of described rotating shaft, after described through hole, is positioned at described housing；The end face of the second end of described rotating shaft is provided with groove, and described Magnet is positioned at described groove；
Described circuit board is positioned at the inside of described housing, and with the inwall geo-stationary of described housing, described circuit board includes induction chip and binding post；
Described induction chip is relative with the position of described Magnet, for sensing the magnetic direction of described Magnet, and produces the indication signal corresponding with described magnetic direction；Described binding post, for sending described indication signal to computer control panel, so that described computer control panel determines pin high position according to described indication signal.
Optionally, in this utility model one embodiment, described circuit board abuts with the inwall of described housing.
Optionally, in this utility model one embodiment, described induction chip is just to described Magnet.
Optionally, in this utility model one embodiment, described rotating shaft penetrates in described camshaft, and by the jackscrew on described camshaft and the locking of described camshaft.
Optionally, in this utility model one embodiment, described housing being additionally provided with installing hole, described installing hole is fixing with the fixing bar on the shell of described head to be connected.
This utility model also provides for a kind of embroidery machine, including: the pin high position detecting device described in any of the above-described item.
The pin high position detecting device of this utility model offer and embroidery machine；Housing, rotating shaft, Magnet and circuit board is included by pin high position detecting device；The camshaft that first end of rotating shaft controls cam with pin height is coaxial docking, and Magnet is arranged in the groove set by end face of the second end of rotating shaft；The shell geo-stationary of circuit board and head, and the induction chip of circuit board is relative with the position of Magnet；The magnetic direction of induction chip induced magnet, and produce the indication signal corresponding with magnetic direction；Indication signal is sent to computer control panel by binding post, so that computer control panel determines pin high position according to indication signal；Achieve when carrying out the detection of pin high position, Magnet controls cam rotation along with pin height, the magnetic direction that induction chip senses also changes, and generates corresponding indication signal according to magnetic direction so that computer control panel can determine pin high position according to indication signal；Making in whole pin high position detection process, induction chip does not all contact with Magnet；Thus avoiding after contact arrives certain mechanical friction number of times, it may appear that loose contact and the problem that causes that resistance value is abnormal, can not correctly detect pin high position.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of this utility model pin high position detecting device；
Fig. 2 is the explosive view of this utility model pin high position detecting device；
Fig. 3 is the annexation figure of this utility model pin high position detecting device and miscellaneous part.
Detailed description of the invention
For making the purpose of this utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in this utility model embodiment, technical scheme in this utility model embodiment is clearly and completely described, obviously, described embodiment is a part of embodiment of this utility model, rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
Fig. 1 is the structural representation of this utility model pin high position detecting device, and Fig. 2 is the explosive view of this utility model pin high position detecting device, and Fig. 3 is the annexation figure of this utility model pin high position detecting device and miscellaneous part.
This utility model pin high position detecting device embodiment one
As shown in Figure 1-Figure 3, the pin high position detecting device of the present embodiment may include that housing 11, rotating shaft 12, Magnet 13 and circuit board 14；Wherein, housing 11 is provided with shell 151 geo-stationary of through hole 111, housing and head；The camshaft 161 that first end 121 and the pin height of rotating shaft 12 control cam is coaxial docking；Second end 122 of rotating shaft 12, after through hole 111, is positioned at housing 11；The end face of the second end 122 of rotating shaft 12 is provided with groove 1221, and Magnet 13 is positioned at groove 1221；Circuit board 14 is positioned at the inside of housing 11, and with the inwall geo-stationary of housing 11, circuit board 14 includes induction chip 141 and binding post 142；Induction chip 141 is relative with the position of Magnet 13, for the magnetic direction of induced magnet 13, and produces the indication signal corresponding with described magnetic direction；Binding post 142, for sending described indication signal to computer control panel (not shown) so that described computer control panel determines pin high position according to described indication signal.
Wherein, the material of housing 11 can be plastics, rustless steel etc..
Control cam it should be noted that the head in this utility model includes pin height, embroider shank, pin high position detecting device etc..
In the present embodiment, include housing, rotating shaft, Magnet and circuit board by pin high position detecting device；The camshaft that first end of rotating shaft controls cam with pin height is coaxial docking, and Magnet is arranged in the groove set by end face of the second end of rotating shaft；The shell geo-stationary of circuit board and head, and the induction chip of circuit board is relative with the position of Magnet；The magnetic direction of induction chip induced magnet, and produce the indication signal corresponding with magnetic direction；Indication signal is sent to computer control panel by binding post, so that computer control panel determines pin high position according to indication signal；Achieve when carrying out the detection of pin high position, Magnet controls cam rotation along with pin height, the magnetic direction that induction chip senses also changes, and generates corresponding indication signal according to magnetic direction so that computer control panel can determine pin high position according to indication signal；Making in whole pin high position detection process, induction chip does not all contact with Magnet；Thus avoiding after contact arrives certain mechanical friction number of times, it may appear that loose contact and the problem that causes that resistance value is abnormal, can not correctly detect pin high position.
This utility model pin high position detecting device embodiment two
Optionally, as shown in Figure 1-Figure 3, on the basis of this utility model pin high position detecting device embodiment one, circuit board 14 abuts with the inwall of housing 11.Abutted with the inwall of housing by circuit board, with by screw by circuit board compared with the method that housing fastens, decrease the use of element.
Optionally, induction chip 141 is just to Magnet 13.Just right by induction chip and Magnet, it is possible to improve the accuracy of the magnetic direction that induction chip senses.
Optionally, rotating shaft 12 penetrates in described camshaft, and is locked by the jackscrew on camshaft 161 and camshaft 161.
Optionally, housing 11 being additionally provided with installing hole 112, installing hole 112 is fixing with the fixing bar 152 on the shell 151 of described head to be connected.
Optionally, Magnet 13 can be pasted onto in groove 1221.
Optionally, as in figure 2 it is shown, housing 11 can be divided into upper cover 113 and base 114.Can be connected by the mode of clamping between upper cover with base.
Optionally, Magnet 13 can be bar shaped magnetic disc, annular magnet, circular magnet etc..
It should be noted that no matter be bar magnet, annular magnet or circular magnet etc., the magnetic field of Magnet is required for passing through induction chip so that the magnetic direction of Magnet can be detected by induction chip.Such as, for circular magnet, the semicircle Magnet of half is N pole, second half semicircle Magnet is S pole, and induction chip is towards the disc of circular magnet so that N pole can through induction chip to the magnetic field of S pole.
Optionally, described indication signal can be analog voltage signal.
When carrying out the detection of pin high position, Magnet 13 controls cam rotation along with pin height, when Magnet 13 goes to a certain position, induction chip 141 can detect that the magnetic direction of current location lower magnet 13 is the first magnetic direction, and produce the first corresponding indication signal according to the first magnetic direction, can according to the corresponding relation of each indication signal Yu pin high position after master control borad receives the first indication signal, determine the first pin high position that the first indication signal is corresponding, and further determine that whether the first pin high position is correct.
In the present embodiment, by when carrying out the detection of pin high position, Magnet controls cam rotation along with pin height, and the magnetic direction that induction chip senses also changes, and generating corresponding indication signal according to magnetic direction so that computer control panel can determine pin high position according to indication signal；Making in whole pin high position detection process, induction chip does not all contact with Magnet；Thus avoiding after contact arrives certain mechanical friction number of times, it may appear that loose contact and the problem that causes that resistance value is abnormal, can not correctly detect pin high position.Simultaneously as the price of potentiometer is higher, by using pin high position of the present utility model detecting device can also reduce cost.
This utility model also provides for a kind of embroidery machine, including: the pin high position detecting device described in pin high position detecting device embodiment one or embodiment two.
One of ordinary skill in the art will appreciate that: all or part of step realizing above-mentioned each embodiment of the method can be completed by the hardware that programmed instruction is relevant.Aforesaid program can be stored in a computer read/write memory medium.This program upon execution, performs to include the step of above-mentioned each embodiment of the method；And aforesaid storage medium includes: the various media that can store program code such as ROM, RAM, magnetic disc or CDs.
Last it is noted that various embodiments above is only in order to illustrate the technical solution of the utility model, it is not intended to limit；Although this utility model being described in detail with reference to foregoing embodiments, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein some or all of technical characteristic is carried out equivalent replacement；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of this utility model.
Claims (6)
1. a pin high position detecting device, it is characterised in that including: housing, rotating shaft, Magnet and circuit board；
Described housing is provided with the shell geo-stationary of through hole, described housing and head；
The camshaft that first end of described rotating shaft controls cam with pin height is coaxial docking；Second end of described rotating shaft, after described through hole, is positioned at described housing；The end face of the second end of described rotating shaft is provided with groove, and described Magnet is positioned at described groove；
Described circuit board is positioned at the inside of described housing, and with the inwall geo-stationary of described housing, described circuit board includes induction chip and binding post；
Described induction chip is relative with the position of described Magnet, for sensing the magnetic direction of described Magnet, and produces the indication signal corresponding with described magnetic direction；Described binding post, for sending described indication signal to computer control panel, so that described computer control panel determines pin high position according to described indication signal.
2. pin high position according to claim 1 detecting device, it is characterised in that described circuit board abuts with the inwall of described housing.
3. pin high position according to claim 1 detecting device, it is characterised in that described induction chip is just to described Magnet.
4. pin high position according to claim 1 detecting device, it is characterised in that described rotating shaft penetrates in described camshaft, and by the jackscrew on described camshaft and the locking of described camshaft.
5. the pin high position detecting device according to any one of claim 1-4, it is characterised in that be additionally provided with installing hole on described housing, described installing hole is fixing with the fixing bar on the shell of described head to be connected.
6. an embroidery machine, it is characterised in that including: the pin high position detecting device described in any one of claim 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620139808.2U CN205398933U (en) | 2016-02-24 | 2016-02-24 | High position detecting device of needle and thorn embroidery machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620139808.2U CN205398933U (en) | 2016-02-24 | 2016-02-24 | High position detecting device of needle and thorn embroidery machine |
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| Publication Number | Publication Date |
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| CN205398933U true CN205398933U (en) | 2016-07-27 |
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| CN201620139808.2U Active CN205398933U (en) | 2016-02-24 | 2016-02-24 | High position detecting device of needle and thorn embroidery machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107119401A (en) * | 2016-02-24 | 2017-09-01 | 北京大豪科技股份有限公司 | The high position detecting device of pin and embroidery machine |
| CN107764176A (en) * | 2016-08-17 | 2018-03-06 | 北京大豪科技股份有限公司 | Pin height detection device and embroidery machine |
-
2016
- 2016-02-24 CN CN201620139808.2U patent/CN205398933U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107119401A (en) * | 2016-02-24 | 2017-09-01 | 北京大豪科技股份有限公司 | The high position detecting device of pin and embroidery machine |
| CN107764176A (en) * | 2016-08-17 | 2018-03-06 | 北京大豪科技股份有限公司 | Pin height detection device and embroidery machine |
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